Theme my login custom error message filter

theme-my-login-filter-error.php

function myfunctiontoaddmailme($errors){
	$withoutLostPassword = '';
	if( $errors === '<strong>ERROR</strong>: Invalid username. <a href="https://nicolethemathlady.com/my-account/lost-password/">Lost your password?</a>'  ){
		$withoutLostPassword = '<strong>ERROR</strong>: Not Sure about the Username?, Then <a href="mailto:nicole@nicolethemathlady.com?subject=Account Issue">Mail Me!</a> ';
	$errors = $withoutLostPassword;
	}
	else if( $errors === '<strong>ERROR</strong>: Invalid email address. <a href="https://nicolethemathlady.com/my-account/lost-password/">Lost your password?</a>' ){
		$withoutLostPassword = '<strong>ERROR</strong>: Not Sure about the Email?, Then <a href="mailto:nicole@nicolethemathlady.com?subject=Account Issue">Mail Me!</a> ';
	$errors = $withoutLostPassword;
	}
	
	return $errors;
}
add_filter( 'login_errors', 'myfunctiontoaddmailme',10,1);